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How do you keep user.config settings across different assembly versions in .net?
...than -the latest version's default / -same value). You can have code that converts each applicable version needing conversion to the next lowest version that requires it and daisy chain the code together thereby: a) reducing complexity of the latest version's conversion code and b) allowing for pot...
MySQL, update multiple tables with one query
...= t2.c
WHERE t1.a = 'blah';
To see what this is going to update, you can convert this into a select statement, e.g.:
SELECT t2.t1_id, t2.t3_id, t1.a, t2.b, t2.c AS t2_c, t3.c AS t3_c
FROM t1
INNER JOIN t2 ON t2.t1_id = t1.id
INNER JOIN t3 ON t2.t3_id = t3.id
WHERE t1.a = 'blah';
An example usin...
How does LMAX's disruptor pattern work?
... works. However there are some blog posts that have started to explain the internals in a more readable way. There is an explanation of ring buffer that is the core of the disruptor pattern, a description of the consumer barriers (the part related to reading from the disruptor) and some information ...
Difference between JVM and HotSpot?
...ne compilers and or write them from scratch. HotSpot is basically a way of converting source code into C++ code and then compiling it to native code thus the term jit compiled.
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What are the pros and cons to keeping SQL in Stored Procs versus Code [closed]
...mize at a customer site.
It becomes easier to use some automated tools to convert my schema and statements together rather than when it is embedded inside my code where I would have to hunt them down.
Ensuring best practices for data access is easier when you have all your data access code inside a...
What does SynchronizationContext do?
...ogramming against .NET 4.5 or later, you can make your life much easier by converting your code that explicitly uses SynchronizationContext, ThreadPool.QueueUserWorkItem, control.BeginInvoke, etc. over to the new async / await keywords and the Task Parallel Library (TPL), i.e. the API surrounding th...
Best Practice for Exception Handling in a Windows Forms Application?
...e really needed. The most typical example is developers using try/catch to convert string to integer instead of using ParseInt().
If you expect the caller of your code to be able to handle error conditions then create custom exceptions that detail what the un excepected situation is and provide rele...
What is difference between Collection.stream().forEach() and Collection.forEach()?
...ference between them if I need to execute small operations (for example, printing the elements of the list)?
4 Answers
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What is the difference between “px”, “dip”, “dp” and “sp”?
...
I will elaborate more on how exactly does dp convert to px:
If running on an mdpi device, a 150 x 150 px image will take up 150 * 150 dp of screen space.
If running on an hdpi device, a 150 x 150 px image will take up 100 * 100 dp of screen space.
If running on an xhd...
Append values to query string
...h can cause issues with internationalization as special characters will be converted to their unicode equivalents in the query.ToString() method.
– tezromania
Nov 11 '14 at 17:05
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